Australian Open - Day 10

Australian Open - Day 10

2013 Australian Open - Day 10

Matthew Mallett

Serena Williams of the United States of America smashes her racquet as she walks to her chair between games in her Quarterfinal match against Sloane Stephens of the United States of America during day ten of the 2013 Australian Open at Melbourne Park on January 23, 2013 in Melbourne, Australia.

Serena Williams of the United States of America smashes her racquet as she walks to her chair between games in her Quarterfinal match against Sloane Stephens of the United States of America during day ten of the 2013 Australian Open at Melbourne Park on January 23, 2013 in Melbourne, Australia.

2013 Australian Open - Day 10

Lucas Dawson

Roger Federer of Switzerland celebrates winning his Quarterfinal match against Jo-Wilfred Tsonga of France during day ten of the 2013 Australian Open at Melbourne Park on January 23, 2013 in Melbourne, Australia.

Roger Federer of Switzerland celebrates winning his Quarterfinal match against Jo-Wilfred Tsonga of France during day ten of the 2013 Australian Open at Melbourne Park on January 23, 2013 in Melbourne, Australia.

2013 Australian Open - Day 10

Cameron Spencer

Jo-Wilfred Tsonga of France plays a forehand in his Quarterfinal match against Roger Federer of Switzerland during day ten of the 2013 Australian Open at Melbourne Park on January 23, 2013 in Melbourne, Australia.

Jo-Wilfred Tsonga of France plays a forehand in his Quarterfinal match against Roger Federer of Switzerland during day ten of the 2013 Australian Open at Melbourne Park on January 23, 2013 in Melbourne, Australia.

2013 Australian Open - Day 10

Ryan Pierse

Roger Federer of Switzerland celebrates winning his Quarterfinal match against Jo-Wilfred Tsonga of France during day ten of the 2013 Australian Open at Melbourne Park on January 23, 2013 in Melbourne, Australia.

Roger Federer of Switzerland celebrates winning his Quarterfinal match against Jo-Wilfred Tsonga of France during day ten of the 2013 Australian Open at Melbourne Park on January 23, 2013 in Melbourne, Australia.

2013 Australian Open - Day 10

Robert Prezioso

Roger Federer of Switzerland and Jo-Wilfred Tsonga of France shake hands after Federer won their Quarterfinal match during day ten of the 2013 Australian Open at Melbourne Park on January 23, 2013 in Melbourne, Australia.

Roger Federer of Switzerland and Jo-Wilfred Tsonga of France shake hands after Federer won their Quarterfinal match during day ten of the 2013 Australian Open at Melbourne Park on January 23, 2013 in Melbourne, Australia.

2013 Australian Open - Day 10

Scott Barbour

Roger Federer of Switzerland and Jo-Wilfred Tsonga of France chat after Federer won their Quarterfinal match during day ten of the 2013 Australian Open at Melbourne Park on January 23, 2013 in Melbourne, Australia.

Roger Federer of Switzerland and Jo-Wilfred Tsonga of France chat after Federer won their Quarterfinal match during day ten of the 2013 Australian Open at Melbourne Park on January 23, 2013 in Melbourne, Australia.

2013 Australian Open - Day 10

Cameron Spencer

Roger Federer of Switzerland celebrates winning his Quarterfinal match against Jo-Wilfred Tsonga of France during day ten of the 2013 Australian Open at Melbourne Park on January 23, 2013 in Melbourne, Australia.

Roger Federer of Switzerland celebrates winning his Quarterfinal match against Jo-Wilfred Tsonga of France during day ten of the 2013 Australian Open at Melbourne Park on January 23, 2013 in Melbourne, Australia.

2013 Australian Open - Day 10

Cameron Spencer

Roger Federer of Switzerland celebrates winning his Quarterfinal match against Jo-Wilfred Tsonga of France during day ten of the 2013 Australian Open at Melbourne Park on January 23, 2013 in Melbourne, Australia.

Roger Federer of Switzerland celebrates winning his Quarterfinal match against Jo-Wilfred Tsonga of France during day ten of the 2013 Australian Open at Melbourne Park on January 23, 2013 in Melbourne, Australia.

2013 Australian Open - Day 10

Cameron Spencer

Roger Federer of Switzerland celebrates winning his Quarterfinal match against Jo-Wilfred Tsonga of France during day ten of the 2013 Australian Open at Melbourne Park on January 23, 2013 in Melbourne, Australia.

Roger Federer of Switzerland celebrates winning his Quarterfinal match against Jo-Wilfred Tsonga of France during day ten of the 2013 Australian Open at Melbourne Park on January 23, 2013 in Melbourne, Australia.

2013 Australian Open - Day 10

Cameron Spencer

Roger Federer of Switzerland celebrates winning his Quarterfinal match against Jo-Wilfred Tsonga of France during day ten of the 2013 Australian Open at Melbourne Park on January 23, 2013 in Melbourne, Australia.

Roger Federer of Switzerland celebrates winning his Quarterfinal match against Jo-Wilfred Tsonga of France during day ten of the 2013 Australian Open at Melbourne Park on January 23, 2013 in Melbourne, Australia.

2013 Australian Open - Day 10

Lucas Dawson

Jo-Wilfred Tsonga of France looks on in his Quarterfinal match against Roger Federer of Switzerland during day ten of the 2013 Australian Open at Melbourne Park on January 23, 2013 in Melbourne, Australia.

Jo-Wilfred Tsonga of France looks on in his Quarterfinal match against Roger Federer of Switzerland during day ten of the 2013 Australian Open at Melbourne Park on January 23, 2013 in Melbourne, Australia.

2013 Australian Open - Day 10

Lucas Dawson

Roger Federer of Switzerland celebrates winning his Quarterfinal match against Jo-Wilfred Tsonga of France during day ten of the 2013 Australian Open at Melbourne Park on January 23, 2013 in Melbourne, Australia.

Roger Federer of Switzerland celebrates winning his Quarterfinal match against Jo-Wilfred Tsonga of France during day ten of the 2013 Australian Open at Melbourne Park on January 23, 2013 in Melbourne, Australia.

2013 Australian Open - Day 10

Lucas Dawson

Roger Federer of Switzerland celebrates winning his Quarterfinal match against Jo-Wilfred Tsonga of France during day ten of the 2013 Australian Open at Melbourne Park on January 23, 2013 in Melbourne, Australia.

Roger Federer of Switzerland celebrates winning his Quarterfinal match against Jo-Wilfred Tsonga of France during day ten of the 2013 Australian Open at Melbourne Park on January 23, 2013 in Melbourne, Australia.

2013 Australian Open - Day 10

Mark Kolbe

Roger Federer of Switzerland celebrates winning a break point in his Quarterfinal match against Jo-Wilfred Tsonga of France during day ten of the 2013 Australian Open at Melbourne Park on January 23, 2013 in Melbourne, Australia.

Roger Federer of Switzerland celebrates winning a break point in his Quarterfinal match against Jo-Wilfred Tsonga of France during day ten of the 2013 Australian Open at Melbourne Park on January 23, 2013 in Melbourne, Australia.

2013 Australian Open - Day 10

Mark Kolbe

Roger Federer of Switzerland celebrates winning a break point in his Quarterfinal match against Jo-Wilfred Tsonga of France during day ten of the 2013 Australian Open at Melbourne Park on January 23, 2013 in Melbourne, Australia.

Roger Federer of Switzerland celebrates winning a break point in his Quarterfinal match against Jo-Wilfred Tsonga of France during day ten of the 2013 Australian Open at Melbourne Park on January 23, 2013 in Melbourne, Australia.

Serena Williams of the United States of America smashes her racquet... News PhotoAustralia,Australian Tennis Open,Breaking,Day,Grand Slam,Horizontal,Match - Sport,Melbourne - Australia,One Person,People,Quarterfinal Round,Racquet,Serena Williams,Sloane Stephens,Sport,Tennis,Tennis Racquet,USA,Victoria - Australia,WalkingPhotographer Matthew MallettCollection: Getty Images Sport 2013 Getty ImagesMELBOURNE, VICTORIA - JANUARY 23: Serena Williams of the United States of America smashes her racquet as she walks to her chair between games in her Quarterfinal match against Sloane Stephens of the United States of America during day ten of the 2013 Australian Open at Melbourne Park on January 23, 2013 in Melbourne, Australia. (Photo by Matthew Mallett/Getty Images)